Displaying 20 results from an estimated 1000 matches similar to: "adding a method to a class"
2002 Nov 26
2
clipboard with R
Hi,
how can we copy numeric and/or text data to
the clipboard ? (under windows2000)
It works fine with graphics and I need to do it with text data .
thanks,
regards
Vincent Demolombe
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2009 Jan 02
1
"registering" a generic method for a class
Sorry in advance if this is too simple a question, but I'm stuck with
some odd behavior and I can't find the text to rid myself of this
(admittedly somewhat trivial) problem. Note that I've done generic
programming with S3 "objects" in the past, but I've never really
dabbled in creating S4 objects until now.
So, I've created a new S4 class, call it
2015 May 12
2
Unexpected failure when calling new() with unnamed arg and
Hi,
The man page for new() suggests that if 'a' is an object with slots
"slot1" and "slot2" and C is a class that extends the class of 'a',
then the 2 following calls should be equivalent:
new("C", a, ...)
new("C", slot1=a at slot1, slot2=a at slot2, ...)
This is generally the case but I just ran into a situation where it's
not.
2015 May 13
2
Unexpected failure when calling new() with unnamed arg and
Thanks Martin for looking into this. H.
On 05/13/2015 03:57 AM, Martin Maechler wrote:
>>>>>> Herv? Pag?s <hpages at fredhutch.org>
>>>>>> on Tue, 12 May 2015 15:18:42 -0700 writes:
>
>> Hi,
>
>> The man page for new() suggests that if 'a' is an object with slots
>> "slot1" and "slot2" and C is a
2011 Jun 06
1
Seeking help to define method for show() for an S4 object
Dear all, I have created a new S4 class with name "MyClass". Please see
below for it's definition. Now I want to create a
method for the show() function for this class. In defining this method, what
I want is, once user would like see an object of this class
some values will be displayed. Then R will ask for **press Enter**. Once
user presses enter then, remaining values will be
2015 Oct 08
1
Unexpected failure when calling new() with unnamed arg and
>>>>> Joshua Wiley <jwiley.psych at gmail.com>
>>>>> on Thu, 8 Oct 2015 12:19:16 +1100 writes:
> Hi, I realize this is an old thread, but just wondering
> whether a conclusion was ever reached on this issue? I'm
> using formula(NULL) but it would be nice if default
> initialization worked for formula classes as well.
Well,
2015 Nov 16
3
DFAPacketizer, Scheduling and LoadLatency
I'm unclear how does DFAPacketizer and the scheduler know a given
instruction is a load.
Here is what I'm talking about
Let's assume my VLIW target is described as follows:
def MyTargetItineraries :
ProcessorItineraries<[Slot0, Slot1], [], [
..............................
InstrItinData<RI, [InstrStage<1, [Slot0, Slot1]>]>,
2002 Sep 21
2
need help for eval()
Hello,
I need help, after hours trying to do it myself,
to do the following:
I have an object, named, say, F1 from a class "fichier" that I buildt.
this F1 has a slot named datas ,which is a vector, so I can access to
: F1 at datas[1], F1 at datas[2], ...
Now I have a string s="F1 at datas[1]" and need to retreive the real
content of F1 at datas[1] using s.
2011 Feb 01
1
Help need to define method of an s4 class
I need some help in defining a "print" method for my new S4 class
definition. So fer I have worked like this:
setClass("MyClass", sealed=F, representation(slot1 = "list", #create a
new class
slot2 = "vector",
slot3 = "vector",
slot4 = "vector"))
setMethod("print",
2011 Mar 06
1
Seeking guidance in package creation when it contains s4 class
Dear all, I am having problem to create a package when this package is
supposed to have some newly created s4 class. Here is my workout:
> #rm(list = ls())
> setClass("aClass", sealed=T, representation(slot1 = "vector", slot2 = "character"))
[1] "aClass"
> fn1 <- function(x, y, z) {
+ x <- x[1]
+ y <- y[1]
+ z <- as.character(z[1])
+
2009 Nov 23
1
OOP with Encapsulated Class Definitions
Hi all,
I'm seeking feedback (good, bad or indifferent) in regards to
developing (further) a new class system for R, that uses encapsulated
class definitions (i.e. the method definitions are literally inside
the body of the class definition).
A working (however very rough and poorly tested) system is available
in my R package "oosp" with documentation in the vignette
2006 Dec 12
1
S4 'properties' - creating 'slot' functions?
Dear R users!
Several languages like C# or VB allow one to create properties; typically
these are under 'get', 'set' tags. My question is this really, what are
similar or comparable strategies in R, and what might be preferred? I have a
couple of situations where I want a certain computation to belong to a
class, but I do not really want to seperate it out to a stand-alone
2006 Aug 04
2
RoR: recognizing a defined class
Hi all,
I am very new to Ruby and I have a silly question: how do I get RoR to
"recognize" that I just defined a class? To be more explicit, I have a
controller and view, and then I want to create a class and get the
controller to "see" it. So, I created a file called "myobject.rb" in the
models/ directory and inside it defined "class myobject [...] end".
2008 Jan 09
1
Subsetting Method [ Revisited
Hello Everyone:
As usual, thanks in advance for any help.
I was hoping to get some more advice on this question:
I'm trying to write a subsetting routine for an S3 object I've created --
lets call it myObject.
myObject has a few attributes basically of type string and numerics. Its
atomic value is just a vector of ints.
I want to write my own subsetting routine to subset myObject in
2006 May 24
2
newbie oo question
Hey everyone,
I''m trying to create an object that will have some properties
predefined, but will allow me to pass in properties to override those
standard props if needed. I''m trying something like:
var myObject = Class.create();
myObject.prototype = {
initialize: function(element, options) {
this.element = $(element);
this.name = this.element.id;
this.options =
2003 Oct 22
2
Automatically updating GLM object
Dear all,
i generated several GLM objects, named myobject1 to myobject25.
Now i'd like to update both of them.
So i tried:
for(ii in 1:25) {
assign(paste("myobject.updated", ii, sep=""), update( myobject[ii]
,.~ + VAR2))
}
Doesn't work
I also tried to get all the names in a vector and
update(names.myobject[ii],.~ + VAR2)
Stiil doesn't work
Any ideas
2006 Feb 17
2
Sorting Multiple Arrays
Hey Cats,
I''m having a problem. I''m working with an object that contains a bunch
of arrays:
var myObject = {
"data": [
{"line": [1,"aoo","far"]},
{"line": [2,"boo","ear"]},
{"line": [3,"coo","dar"]},
{"line":
2007 Jan 22
1
Prototype.js object.constructor exception
I''m trying to debug an a uncaught exception: Permission denied to get
property Object.constructor error.
I have some code like this:
myObject.js
------------
function myObject (arg1, arg2, arg3)
{
//does some constructor related stuff
}
myObject.prototype.createSomething = function()
{
// do more boring stuff
// return an Array;
}
manager.js
-----------
var fakeHashMap = new
2006 Dec 30
1
plot methods in sp
Dear listers,
I am working since a while with the sp package and still wonder how the
plot methods are managed with sp spatial objects. For instance,
SpatialPolygonsDataFrame objects have obviously a plot method. However
it cannot be found in the list provided by methods(plot) . Furthermore
?plot.SpatialPolygonsDataFrame, nor ?plot.SpatialPolygons, etc.. provide
a help, though the lattice
2005 Jul 19
2
Obtaining argument name within a function
Dear all
How can I obtain the name of the argument passed in a function? Here is a
simplistic example of what I would like to obtain:
myfunction= function(name) {
print(paste("The parameter name was",unknownFunction(name))
}
myfunction(myobject)
[1] "The parameter name was myobject"
Thanks
Francisco